Table 2

Multiple regression analysis

Regression coefficientP valueModel 1Model 2Model 3
Partial regression coefficientP valuePartial regression coefficientP valuePartial regression coefficientP value
RAS index13.26<0.0015.346<0.0014.3300.0024.2810.018
Age0.058<0.0010.048<0.0010.041<0.0010.034<0.001
Female*0.0560.833−0.1130.427−0.2000.250−0.0340.870
Axial length−0.457<0.001−0.1030.086−0.0490.508
Total cholesterol0.0040.2790.0030.398
Systolic blood pressure0.030<0.0010.0150.0080.0160.025
Diastolic blood pressure0.0040.7370.0020.8390.0010.915
BMI0.0190.606−0.0460.042−0.0690.016
HbA1c0.961<0.0010.1360.329
Smoking history1.0200.0020.1930.3770.2530.402
  • *Males were used as references.

  • BMI, body mass index; HbA1c, haemoglobin A1c; RAS index, retinal artery sclerosis index.